Water column feature or oceanic zone sampled DCM (Deep Chlorophyll Maximum), OMZ (Oxygen Minimum Zone), Bathy, or Deep (bottom or near bottom). Station 26 DCM was not measured due to sampling error.
Depth of a net: surface= surface to above pycnocline; pycnocline = through pycnocline; below pycnocline = between bottom and pycnocline; bottom = bottom to below pycnocline